Hewlett-Packard Development Patent applications |
Patent application number | Title | Published |
20110279986 | FLEXIBLE CIRCUIT - A flexible circuit includes a sprocket opening and electrically conductive lines connected to a print head. | 11-17-2011 |
20090033950 | PRINTHEAD PRECONDITIONING TRIGGER - Various embodiments relating to initiating preconditioning of a printhead with a trigger prior to receipt of a print command are disclosed. | 02-05-2009 |
20090032890 | MULTILAYER DIELECTRIC - An apparatus and method relating to a first inorganic dielectric layer having a first concentration of defects and a second inorganic dielectric layer in contact with a first layer and having a second lesser concentration of defects are disclosed. | 02-05-2009 |
20090028487 | Micro-ring optical detector/modulator - A micro-ring configured to selectively detect or modulate optical energy includes at least one annular optical cavity; at least two electrodes disposed about the optical cavity configured to generate an electrical field in the at least one optical cavity; and an optically active layer optically coupled to the at least one optical cavity. A method of manipulating optical energy within a waveguide includes optically coupling at least one annular optical cavity with the waveguide; and selectively controlling an electrical field in the at least one annular optical cavity to modulate optical energy from the waveguide. | 01-29-2009 |